Multi-node management interaction method for multi-project construction

Abstract

The invention provides a multi-node management interaction method for multi-project construction, and relates to the technical field of information, and the method comprises the steps: building an organization structure and carrying out user management; a unit project and a project structure are developed by constructing a project decomposition system, so that division of sub-items of a working face and project amount and pricing of maintenance of the sub-items are realized; daily supervision and recording work is carried out on the divided unit project and the project structure, and the construction site progress is determined; constructing an inspection batch system, and determining whether the inspected and accepted part reaches the standard or not according to the quantity and price summarized by the engineering decomposition system and the daily construction progress; and constructing an inspection pricing system to settle quarterly fees. Through development and based on organization structures such as project structures, unit projects, projects and section lists, the requirement that a user logs in a platform to use multiple systems is met, multi-node management interaction of multi-project construction is achieved, and support and mutual association can be provided for other systems.

Description

Technical Field

[0001] The present invention relates to the field of information technology, and in particular to a multi-node management interaction method for multi-project construction. Background Art

[0002] In the field of multi-industry engineering construction, one client software is generally used to manage the entire project. A project is designed with multiple constructions, and each construction is generally responsible for one or more engineering companies. How different engineering companies can use multiple systems by logging into the platform to obtain the current project progress is one of the current research focuses.

[0003] Therefore, the present invention provides a multi-node management interaction method for multi-project construction, which not only meets the needs of users to log in to the platform and use multiple systems, but also provides support for other systems and achieves an interrelated relationship. Summary of the invention

[0004] The present invention provides a multi-node management interaction method for multi-project construction, which is used to meet the needs of users to log in to a platform and use multiple systems by developing and based on organizational structures such as project structure, unit engineering, project and section lists, and realizes multi-node management interaction for multi-project construction, and can provide support for other systems and be interconnected.

[0005] The present invention provides a multi-node management interaction method for multi-project construction, comprising:

[0006] Step 1: Create an organizational structure and user management, divide the information hierarchy according to the bidding section and department attributes, and enable users to log in to the platform and use multiple systems;

[0007] Step 2: Develop unit projects and project structures by building a project decomposition system to achieve the division of sub-items of the work surface and maintain the engineering quantities and pricing of the sub-items;

[0008] Step 3: Carry out daily supervision and record work on the divided unit projects and project structures to determine the progress of the construction site;

[0009] Step 4: Build an inspection batch system to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the daily construction progress;

[0010] Step 5: Build a work inspection and pricing system to settle quarterly expenses based on the target data summarized by the construction log, project breakdown, and inspection batch system.

[0011] Preferably, create an organizational structure and user management, divide the information hierarchy according to the properties of the bid section and department, and enable the user to log in to the platform using multiple systems, including:

[0012] Establish a user login block in the user management module to respond to user service access requests collected by the terminal interface, and register or authenticate the identity information of the target user based on the user identity information database;

[0013] When the target user's identity information is confirmed to be correct, the target user logs in to the target platform and uploads the target user's target project data in real time through the data upload function;

[0014] The authorization management center completes the authorization process for each system after matching the identity information of the target user with the uploaded target project data at different levels;

[0015] By establishing a user interaction block, a communication connection is established with each system in the target platform, and data display instructions of the target user are sent to each system;

[0016] Each system extracts and implements visualization of the data generated by the system in the designated display area of ​​the terminal interface according to the data display instructions of the target user;

[0017] Based on the target project data, create the target organizational structure by establishing a project organizational tree and combining it with the preset static organizational structure;

[0018] Using the bidding section list in the target project data, the target project content is divided to obtain the first bidding section result;

[0019] According to the risk attributes of the departments involved in the target organizational structure, the project contents in the first bidding section results are divided and marked into information levels.

[0020] Preferably, the target organizational structure is created by creating a project organizational tree and combining the preset static organizational structure, including:

[0021] By using the provided project organization tree template, the acquired target project data is added to the template of the project organization tree to complete the construction of the project organization tree;

[0022] Push the request to join the project organization tree in the form of a message to the server where the constituent nodes of the project organization tree are located for authentication by designated managers;

[0023] After confirming that the request authentication is successful, the preset static organizational structure is filled based on the project organizational tree to obtain the target organizational structure.

[0024] Preferably, the unit project and project structure are developed by constructing an engineering decomposition system to achieve the division of sub-items of the working surface and the maintenance of the engineering quantities and pricing of the sub-items;

[0025] Constructing a project decomposition system to divide the target project into unit projects based on the analysis of the target project data by the construction, supervision and construction units, and establish the corresponding project structure;

[0026] Intelligently decompose the unit project WBS to obtain the WBS decomposition structure;

[0027] Analyze the WBS decomposition structure in combination with the project discipline, and divide the sub-items according to the preset sub-item division criteria;

[0028] After naming and coding the divided sub-items using the preset sub-item naming rules, a sub-item list is generated in the coding order;

[0029] Decompose the project structure into entities based on the pre-created EBS project decomposition template and generate an EBS directory tree;

[0030] Compare the contract list items in the target project data with the EBS directory tree. If there is any inconsistency, split or merge the corresponding items in the contract list according to the specific work content and include them in the corresponding items of the EBS directory tree to obtain the EBS decomposition structure.

[0031] The engineering quantities of related items in the EBS decomposition structure are determined, and the total prices of the related items in the EBS decomposition structure are calculated in real time using a real-time calculation and automatic aggregation method to obtain a first pricing result.

[0032] Preferably, the unit project WBS is intelligently decomposed to obtain a WBS decomposition structure, including:

[0033] Select appropriate project domains as target project domains based on unit projects, and establish a historical database based on the first three-layer element sets, deliverable entity element sets, WBS association matrix, adjacency matrix, and project domain characteristic parameters of all projects in the target project domain;

[0034] Extract 70% of the data of the items from the historical database as training samples, and the remaining 30% of the data of the items as test samples, and construct the feature parameters corresponding to the training samples to obtain a first parameter vector;

[0035] Initialize the connection weights between modules in the neural network and the neuron thresholds;

[0036] Taking the first parameter vector as input, and using the normalized training samples to train the neural network to obtain a matrix generation model;

[0037] Then, the characteristic parameter vector of the test sample is input into the matrix generation model, and the test WBS matrix is ​​output;

[0038] According to the accuracy determination rule, the test WBS matrix is ​​compared with the actual project WBS of the test sample to obtain a first accuracy rate;

[0039] If the first accuracy rate is not greater than the preset accuracy threshold, 10 groups of new training samples and new test samples are randomly selected from the historical database in a ratio of 7:3;

[0040] Obtaining a second characteristic parameter vector for each group of new training samples and new test samples;

[0041] After data preprocessing for each group of new training samples, the corresponding initialized connection weights and neuron thresholds are obtained and aggregated as key array outputs;

[0042] Using the MOV optimization algorithm, the key array is used as the array to be optimized in the MOV iteration cycle, and the average value of the overall mean square error of the corresponding matching new training samples and new test samples is used as the fitness function for iterative solution, and the optimized array is output;

[0043] In combination with the optimization array, the second characteristic parameter vector of the new training sample is used as input, and the new training sample is used to train the neural network to obtain an optimized matrix generation model;

[0044] Using a new test sample that matches the new training sample to test the accuracy of the optimized matrix generation model, to obtain an accuracy result;

[0045] According to the obtained accuracy results, the optimized matrix generation model with the highest accuracy is selected as the best matrix generation model;

[0046] Inputting the characteristic parameter vector of the target project into the optimal matrix generation model and outputting the target generation result;

[0047] The target generation result is represented by an adjacency matrix to obtain the WBS decomposition structure of the target project.

[0048] Preferably, daily supervision and recording of the divided unit works and project structures are carried out to determine the progress of the construction site, including:

[0049] Utilize the data receiving module in the site management system to receive the sub-item list of the unit project, determine the corresponding matching site supervision unit according to the unit project, and issue daily supervision tasks to the site supervision unit;

[0050] The on-site supervision unit shall supervise and record the daily construction progress of all sub-items in the sub-item list according to the supervision tasks received, and generate a construction schedule;

[0051] The log mode in the construction log system is used to record the daily usage of the corresponding unit project based on the project structure, and a table of the usage of the project quantity is generated.

[0052] Preferably, an inspection batch system is constructed to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the daily construction progress, including:

[0053] Build a data collection module in the inspection batch system to collect the engineering quantities and first pricing results of the relevant items summarized by the daily engineering decomposition system, as well as the corresponding construction progress record sheet on time;

[0054] The data analysis module is used to pre-process the engineering quantity data collected by the data acquisition module and convert it into quality characteristic values;

[0055] Scoring the obtained construction progress record sheet based on a preset construction progress scoring sheet to obtain a construction progress index;

[0056] The quality characteristic value is combined with the corresponding construction progress index and the first pricing result to calculate the inspection standard index;

[0057] The calculation formula of the inspection standard index is as follows:

[0058]

[0059] Where P j It is expressed as the inspection standard index of the jth inspection part; x j Expressed as the quality characteristic value of the jth inspection part; It is expressed as the quality feature threshold of the jth inspection part, where j∈1,2,3,…,n); X j It is represented as the average value of the quality characteristic values ​​of all parts in the similar part group to which the jth inspection part belongs; ω1 is represented as the influence weight of the part quality on the inspection standard; f j It is represented as the construction progress index of the jth inspection location; ω2 is represented as the influence weight of the construction progress of the inspection location on the inspection standard; g j It is expressed as the first valuation result of the j-th inspection part; It is expressed as the average of the first pricing results of all parts in the similar part group to which the jth inspection part belongs; Expressed as the pricing error factor;

[0060] Extract the set standard threshold value of the corresponding inspection part from the standard threshold value table set according to the nature of different sub-projects and compare it with the inspection standard index;

[0061] When the inspection standard index is not less than the set standard threshold, it is determined that the current acceptance part meets the standard.

[0062] Preferably, a work inspection and pricing system is constructed to settle quarterly expenses based on target data summarized by the construction log, project decomposition, and inspection batch system, including:

[0063] Build a data collection module in the inspection and pricing system to collect target data from construction logs, project decomposition, and inspection batch system summary;

[0064] Combine the target data for each quarter with the corresponding project and bid list to calculate the target quarterly cost.

[0065] Compared with the prior art, the present invention has the following beneficial effects:

[0066] By developing and building on organizational structures such as project structure, unit engineering, project and bid section lists, the needs of users logging into the platform to use multiple systems are met, and multi-node management interaction for multi-project construction is realized, which can provide support for other systems and be interconnected.

[0067] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures particularly pointed out in the written description and the accompanying drawings.

[0068] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0069] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0070] Figure 1 The present invention is a flowchart of a multi-node management interaction method for multi-project construction in an embodiment of the present invention. DETAILED DESCRIPTION

[0071] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0072] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, such as Figure 1 As shown, including:

[0073] Step 1: Create an organizational structure and user management, divide the information hierarchy according to the bidding section and department attributes, and enable users to log in to the platform and use multiple systems;

[0074] Step 2: Develop unit projects and project structures by building a project decomposition system to achieve the division of sub-items of the work surface and maintain the engineering quantities and pricing of the sub-items;

[0075] Step 3: Carry out daily supervision and record work on the divided unit projects and project structures to determine the progress of the construction site;

[0076] Step 4: Build an inspection batch system to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the daily construction progress;

[0077] Step 5: Build a work inspection and pricing system to settle quarterly expenses based on the target data summarized by the construction log, project breakdown, and inspection batch system.

[0078] In this embodiment, the organizational structure is used to divide the information level in combination with the bidding section and department attributes; user management is used to confirm or register the identity of the target user; the bidding section refers to the section divided according to the construction bidding during the construction of the project; the department attributes refer to the work characteristics of the department; the information level refers to the importance of the information.

[0079] In this embodiment, a unit project refers to a building or structure that has independent construction conditions and can form independent use functions, which can be discussed and determined by the construction, supervision, and construction units before construction; the project decomposition system is used to divide the work surface into sub-items and maintain the engineering quantity and pricing of the sub-items, where the sub-items refer to the subdivision of the sub-project and are the basic items that constitute the sub-project; the inspection batch system is used to determine whether the inspection and acceptance parts meet the standards; the inspection and pricing system is used to settle quarterly expenses based on the construction progress.

[0080] The beneficial effects of the above technical solution are: by developing and based on organizational structures such as project structure, unit engineering, project and section lists, it meets the needs of users to log in to the platform and use multiple systems, and realizes multi-node management interaction of multi-project construction, which can provide support for other systems and be interconnected.

[0081] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, creates an organizational structure and user management, divides information levels according to bidding sections and department attributes, and enables users to log in to a platform and use multiple systems, including:

[0082] Establish a user login block in the user management module to respond to user service access requests collected by the terminal interface, and register or authenticate the identity information of the target user based on the user identity information database;

[0083] When the target user's identity information is confirmed to be correct, the target user logs in to the target platform and uploads the target user's target project data in real time through the data upload function;

[0084] The authorization management center completes the authorization process for each system after matching the identity information of the target user with the uploaded target project data at different levels;

[0085] By establishing a user interaction block, a communication connection is established with each system in the target platform, and data display instructions of the target user are sent to each system;

[0086] Each system extracts and implements visualization of the data generated by the system in the designated display area of ​​the terminal interface according to the data display instructions of the target user;

[0087] Based on the target project data, create the target organizational structure by establishing a project organizational tree and combining it with the preset static organizational structure;

[0088] Using the bidding section list in the target project data, the target project content is divided to obtain the first bidding section result;

[0089] According to the risk attributes of the departments involved in the target organizational structure, the project contents in the first bidding section results are divided and marked into information levels.

[0090] In this embodiment, the user management module is composed of a user login block, an authorization management center and a user interaction block; a service access request refers to a request for a user to log into the platform; a user identity information database is composed of historical user identity information, such as company name, company address and contact information; a target user refers to an engineering company responsible for the project within a target project; target project data refers to project summary information of the target user for the project in charge, such as a section list, a project professional list, a project plan, etc.

[0091] In this embodiment, the authorization management center is used to divide permissions based on the identity information of the target user and the target project data; the user interaction block is used to establish a communication connection with each system in the target platform; the data display instruction refers to the user's visualization requirements for the data generated by each system; the project organization tree is obtained by filling the target project data into the provided project organization tree template; the preset static organizational structure is a static organizational structure set in advance; the target organizational structure is a dynamic organizational structure obtained by filling the preset static organizational structure based on the project organization tree.

[0092] In this embodiment, the bid section list is a list consisting of work units divided according to work content or work area scope within the engineering project; the first bid section result is obtained by dividing the target project content according to the bid section list; the risk attribute refers to the confidentiality nature of the corresponding work content of the department; the information level is used to express the importance of information.

[0093] The beneficial effect of the above technical solution is: by creating an organizational structure and user management, it meets the needs of users to log in to the platform and use multiple systems. Engineering companies from different companies can display the current project interface and obtain the current project completion progress through the login platform.

[0094] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, which creates a target organizational structure by creating a project organizational tree and combining a preset static organizational structure, including:

[0095] By using the provided project organization tree template, the acquired target project data is added to the template of the project organization tree to complete the construction of the project organization tree;

[0096] Push the request to join the project organization tree in the form of a message to the server where the constituent nodes of the project organization tree are located for authentication by designated managers;

[0097] After confirming that the request authentication is successful, the preset static organizational structure is filled based on the project organizational tree to obtain the target organizational structure.

[0098] In this embodiment, the target project data refers to the project summary information of the target user for the project he is responsible for, such as a section list, a project professional list, a project plan, etc.; the project organization tree is obtained by filling the target project data into the provided project organization tree template; the preset static organizational structure is a static organizational structure set in advance; the target organizational structure is a dynamic organizational structure obtained by filling the preset static organizational structure based on the project organization tree.

[0099] The beneficial effect of the above technical solution is: by adding the acquired target project data to the template of the project organization tree to create a project organization tree, and combining the preset static organizational structure to establish the target organizational structure, it is possible to effectively divide the information hierarchy in combination with the section and department attributes.

[0100] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, which realizes the division of sub-items of the working surface and the maintenance of the engineering quantity and pricing of the sub-items by constructing an engineering decomposition system to develop unit engineering and project structures, including:

[0101] Constructing a project decomposition system to divide the target project into unit projects based on the analysis of the target project data by the construction, supervision and construction units, and establish the corresponding project structure;

[0102] Intelligently decompose the unit project WBS to obtain the WBS decomposition structure;

[0103] Analyze the WBS decomposition structure in combination with the project discipline, and divide the sub-items according to the preset sub-item division criteria;

[0104] After naming and coding the divided sub-items using the preset sub-item naming rules, a sub-item list is generated in the coding order;

[0105] Decompose the project structure into entities based on the pre-created EBS project decomposition template and generate an EBS directory tree;

[0106] Compare the contract list items in the target project data with the EBS directory tree. If there is any inconsistency, split or merge the corresponding items in the contract list according to the specific work content and include them in the corresponding items of the EBS directory tree to obtain the EBS decomposition structure.

[0107] The engineering quantities of related items in the EBS decomposition structure are determined, and the total prices of the related items in the EBS decomposition structure are calculated in real time using a real-time calculation and automatic aggregation method to obtain a first pricing result.

[0108] In this embodiment, the main contents of the project decomposition system refer to the unit project decomposition WBS and the project structure decomposition EBS; the target project data refers to the project summary information of the target user for the responsible project, such as the section list, project professional list, project plan, etc.; the unit project refers to a building or structure that has independent construction conditions and can form an independent use function, which can be determined by the construction, supervision, and construction units before construction; the project structure refers to the arrangement of the construction of each part of the corresponding unit project.

[0109] In this embodiment, the WBS decomposition structure refers to the work breakdown structure of the unit project; the preset sub-item division criteria are set in advance based on the profession and management span; the preset sub-item naming rules are set in advance, such as profession-mileage number-kilometers-sequence number, where the sub-items refer to construction projects or installation projects that can be produced through a relatively simple construction process and can be calculated using appropriate units of measurement.

[0110] In this embodiment, the EBS directory tree is an engineering project structure obtained by performing entity structure decomposition of the project structure using a pre-created EBS engineering decomposition template; the EBS decomposition structure is a structure obtained by supplementing or merging the comparison results of the contract list items in the target project data with the EBS directory tree; the first pricing result refers to the result obtained by real-time calculation of the daily total price of the relevant items in the EBS decomposition structure.

[0111] The beneficial effect of the above technical solution is: through the engineering decomposition system constructed based on the unit engineering and project structure determined by the construction, supervision and construction units based on the analysis of the target project data, the sub-items of the work surface can be divided and the engineering quantity and pricing can be maintained.

[0112] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, which intelligently decomposes the WBS of a unit project to obtain a WBS decomposition structure, including:

[0113] Select appropriate project domains as target project domains based on unit projects, and establish a historical database based on the first three-layer element sets, deliverable entity element sets, WBS association matrix, adjacency matrix, and project domain characteristic parameters of all projects in the target project domain;

[0114] Extract 70% of the data of the items from the historical database as training samples, and the remaining 30% of the data of the items as test samples, and construct the feature parameters corresponding to the training samples to obtain a first parameter vector;

[0115] Initialize the connection weights between modules in the neural network and the neuron thresholds;

[0116] Taking the first parameter vector as input, and using the normalized training samples to train the neural network to obtain a matrix generation model;

[0117] Then, the characteristic parameter vector of the test sample is input into the matrix generation model, and the test WBS matrix is ​​output;

[0118] According to the accuracy determination rule, the test WBS matrix is ​​compared with the actual project WBS of the test sample to obtain a first accuracy rate;

[0119] If the first accuracy rate is not greater than the preset accuracy threshold, 10 groups of new training samples and new test samples are randomly selected from the historical database in a ratio of 7:3;

[0120] Obtaining a second characteristic parameter vector for each group of new training samples and new test samples;

[0121] After data preprocessing for each group of new training samples, the corresponding initialized connection weights and neuron thresholds are obtained and aggregated as key array outputs;

[0122] Using the MOV optimization algorithm, the key array is used as the array to be optimized in the MOV iteration cycle, and the average value of the overall mean square error of the corresponding matching new training samples and new test samples is used as the fitness function for iterative solution, and the optimized array is output;

[0123] In combination with the optimization array, the second characteristic parameter vector of the new training sample is used as input, and the new training sample is used to train the neural network to obtain an optimized matrix generation model;

[0124] Using a new test sample that matches the new training sample to test the accuracy of the optimized matrix generation model, to obtain an accuracy result;

[0125] According to the obtained accuracy results, the optimized matrix generation model with the highest accuracy is selected as the best matrix generation model;

[0126] Inputting the characteristic parameter vector of the target project into the optimal matrix generation model and outputting the target generation result;

[0127] The target generation result is represented by an adjacency matrix to obtain the WBS decomposition structure of the target project.

[0128] In this embodiment, the project domain refers to a domain composed of multiple projects; the target project domain refers to a project domain that includes all projects involved in the unit project; the historical database includes the first three layers of element sets, deliverable entity element sets, WBS association matrix, adjacency matrix and project domain characteristic parameters of all projects in the target project domain, etc., among which the project domain characteristic parameters include contract type, construction period, cost budget and so on.

[0129] In this embodiment, the first parameter vector is a vector composed of characteristic parameters of training samples; the connection weight refers to the connection weight value of neurons in the neural network; the neuron threshold refers to the difficulty of generating positive (negative) excitation; the matrix generation model is used to generate the WBS matrix; the first accuracy rate refers to the similarity value between the test WBS matrix and the WBS matrix of the actual test sample; the preset accuracy threshold is set in advance;.

[0130] In this embodiment, the second characteristic parameter vector refers to a vector composed of characteristic parameters of a new training sample or a new test sample; data preprocessing refers to normalization processing of the new training sample; and the key array refers to the corresponding initialized connection weights and neuron thresholds obtained after data preprocessing of the new training sample.

[0131] In this embodiment, the MOV optimization algorithm has strong global optimization capability and fast convergence speed, and is used in multiple fields; the array to be optimized refers to the key array; the optimized array refers to the result obtained by using the MOV optimization algorithm to perform global optimization on the array to be optimized; the optimized matrix generation model is a model obtained by training the neural network with new training samples using the optimized array as the connection weight and neuron threshold.

[0132] In this embodiment, the accuracy result refers to the accuracy obtained by comparing the WBS matrix generated by the optimized matrix generation model after the new test sample is input with the actual WBS matrix of the new test sample; the optimal matrix generation model refers to the optimized matrix generation model with the highest accuracy; the target generation result refers to the WBS matrix output from the matrix generation model after the characteristic parameter vector of the target project is input.

[0133] The beneficial effect of the above technical solution is: by selecting a suitable project domain to determine the training data to train the neural network model to obtain a matrix generation model, and then combining the test samples to test and optimize the matrix generation model, the WBS of the divided unit projects is accurately decomposed to obtain the WBS decomposition structure.

[0134] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, which performs daily supervision and recording work on the divided unit projects and project structures to determine the progress of the construction site, including:

[0135] Utilize the data receiving module in the site management system to receive the sub-item list of the unit project, determine the corresponding matching site supervision unit according to the unit project, and issue daily supervision tasks to the site supervision unit;

[0136] The on-site supervision unit shall supervise and record the daily construction progress of all sub-items in the sub-item list according to the supervision tasks received, and generate a construction schedule;

[0137] The log mode in the construction log system is used to record the daily usage of the corresponding unit project based on the project structure, and a table of the usage of the project quantity is generated.

[0138] In this embodiment, the site management system is used to fill in daily supervision work and record construction progress according to the divided unit projects; a unit project refers to a building or structure that has independent construction conditions and can form independent use functions, which can be discussed and determined by the construction, supervision, and construction units before construction; the project structure refers to the arrangement of the construction of each part of the corresponding unit project.

[0139] In this embodiment, the list of parts and items refers to a list composed of the parts and items divided by the unit project; the on-site supervision unit refers to the agency that supervises the construction progress at the construction site; the construction progress record sheet is used to record the daily construction progress; and the project quantity usage sheet is used to record the daily usage of the project quantity of the unit project.

[0140] The beneficial effects of the above technical solution are: by using the site management system to monitor the construction progress of the divided unit projects; the divided project structure uses the log mode of the construction log system to record the use of the project volume, so as to effectively grasp the progress of the construction site.

[0141] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, constructs an inspection batch system, and determines whether the inspection and acceptance parts meet the standards according to the quantity and price summarized by the project decomposition system and the daily construction progress, including:

[0142] Build a data collection module in the inspection batch system to collect the engineering quantities and first pricing results of the relevant items summarized by the daily engineering decomposition system, as well as the corresponding construction progress record sheet on time;

[0143] The data analysis module is used to pre-process the engineering quantity data collected by the data acquisition module and convert it into quality characteristic values;

[0144] Scoring the obtained construction progress record sheet based on a preset construction progress scoring sheet to obtain a construction progress index;

[0145] The quality characteristic value is combined with the corresponding construction progress index and the first pricing result to calculate the inspection standard index;

[0146] The calculation formula of the inspection standard index is as follows:

[0147]

[0148] Where P j It is expressed as the inspection standard index of the jth inspection part; x j Expressed as the quality characteristic value of the jth inspection part; It is expressed as the quality feature threshold of the jth inspection part, where j∈(1, 2, 3, …, n); X j It is represented as the average value of the quality characteristic values ​​of all parts in the similar part group to which the jth inspection part belongs; ω1 is represented as the influence weight of the part quality on the inspection standard; f j It is represented as the construction progress index of the jth inspection location; ω2 is represented as the influence weight of the construction progress of the inspection location on the inspection standard; g j It is expressed as the first valuation result of the j-th inspection part; It is expressed as the average of the first pricing results of all parts in the similar part group to which the jth inspection part belongs; Expressed as the pricing error factor;

[0149] Extract the set standard threshold value of the corresponding inspection part from the standard threshold value table set according to the nature of different sub-projects and compare it with the inspection standard index;

[0150] When the inspection standard index is not less than the set standard threshold, it is determined that the current acceptance part meets the standard.

[0151] In this embodiment, the first pricing result refers to the result obtained by performing real-time calculation of the daily total price of the relevant items in the EBS decomposition structure; the construction progress record sheet is used to record the daily construction progress completion status.

[0152] In this embodiment, the inspection batch system is used to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the daily construction progress, including a data receiving module and a data analysis module; the project quantity data includes project quantity, area, weight, etc.

[0153] In this embodiment, the quality characteristic value is a characteristic value obtained after processing and transforming the engineering quantity data, and is used to express the processing capacity of the relevant items; the preset construction progress score sheet is set in advance; the construction progress index is used to reflect the completion of the construction; the inspection standard index is used to inspect whether the acceptance parts meet the standards; the standard threshold table is a table composed of critical values ​​indicating that the acceptance parts are qualified determined by the nature of the sub-project; the set standard threshold is extracted from the standard threshold table based on the name of the relevant item.

[0154] The beneficial effect of the above technical solution is: by receiving and analyzing the quantity and price summarized by the project decomposition system and the construction progress record sheet through the inspection batch system, the quality characteristic value and the construction progress index are obtained to calculate the inspection standard index, so as to realize effective inspection of whether the accepted parts meet the standards.

[0155] The embodiment of the present invention provides a multi-node management interaction method for multi-project construction, which constructs a work inspection and pricing system to settle quarterly expenses based on target data summarized by construction logs, project decomposition, and inspection batch systems, including:

[0156] Build a data collection module in the inspection and pricing system to collect target data from construction logs, project decomposition, and inspection batch system summary;

[0157] Combine the target data for each quarter with the corresponding list of projects and sections to obtain the target quarterly expenses.

[0158] In this embodiment, the target data includes a table of project quantity usage, a table of project quantity and first pricing results, and a table of construction progress records; the section list is a list established by dividing the project into work units according to work content or work area scope; the target quarterly cost refers to the project construction expenses every three months.

[0159] The beneficial effect of the above technical solution is: by building a work inspection and pricing system to collect target data summarized by construction logs, project decomposition and inspection batch systems, and combining them with the divided project and section lists, quarterly expenses can be obtained to meet the needs of expressing capital expenditures.

[0160] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A multi-node management interaction method for multi-project construction, characterized in that: include: Step 1: Create an organizational structure and user management, divide the information hierarchy according to the bidding section and department attributes, and enable users to log in to the platform and use multiple systems; Step 2: Develop unit projects and project structures by building a project decomposition system to achieve the division of sub-items of the work surface and maintain the engineering quantities and pricing of the sub-items; Step 3: Carry out daily supervision and record work on the divided unit projects and project structures to determine the progress of the construction site; Step 4: Build an inspection batch system to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the daily construction progress; Step 5: Build a work inspection and pricing system to settle quarterly expenses based on the target data summarized by the construction log, project breakdown, and inspection batch system.

2. A multi-node management interaction method for multi-project construction according to claim 1, characterized in that: Create organizational structure and user management, divide information levels according to bidding sections and department attributes, and enable users to log in to the platform and use multiple systems, including: Establish a user login block in the user management module to respond to user service access requests collected by the terminal interface, and register or authenticate the identity information of the target user based on the user identity information database; When the target user's identity information is confirmed to be correct, the target user logs in to the target platform and uploads the target user's target project data in real time through the data upload function; The authorization management center completes the authorization process for each system after matching the identity information of the target user with the uploaded target project data at different levels; By establishing a user interaction block, a communication connection is established with each system in the target platform, and data display instructions of the target user are sent to each system; Each system extracts and implements visualization of the data generated by the system in the designated display area of ​​the terminal interface according to the data display instructions of the target user; Based on the target project data, create the target organizational structure by establishing a project organizational tree and combining it with the preset static organizational structure; Using the bidding section list in the target project data, the target project content is divided to obtain the first bidding section result; According to the risk attributes of the departments involved in the target organizational structure, the project contents in the first bidding section results are divided and marked into information levels.

3. A multi-node management interaction method for multi-project construction according to claim 2, characterized in that: Create a project organization tree and combine it with the preset static organization structure to create the target organization structure, including: By using the provided project organization tree template, the acquired target project data is added to the template of the project organization tree to complete the construction of the project organization tree; Push the request to join the project organization tree in the form of a message to the server where the constituent nodes of the project organization tree are located for authentication by designated managers; After confirming that the request authentication is successful, the preset static organizational structure is filled based on the project organizational tree to obtain the target organizational structure.

4. The multi-node management interaction method for multi-project construction according to claim 1 is characterized in that: By building a project decomposition system to develop unit projects and project structures, the division of work areas and the maintenance of project quantities and pricing of sub-items are achieved; Constructing a project decomposition system to divide the target project into unit projects based on the analysis of the target project data by the construction, supervision and construction units, and establish the corresponding project structure; Intelligently decompose the unit project WBS to obtain the WBS decomposition structure; Analyze the WBS decomposition structure in combination with the project discipline, and divide the sub-items according to the preset sub-item division criteria; After naming and coding the divided sub-items using the preset sub-item naming rules, a sub-item list is generated in the coding order; Decompose the project structure into entities based on the pre-created EBS project decomposition template and generate an EBS directory tree; Compare the contract list items in the target project data with the EBS directory tree. If there is any inconsistency, split or merge the corresponding items in the contract list according to the specific work content and include them in the corresponding items of the EBS directory tree to obtain the EBS decomposition structure. The engineering quantities of related items in the EBS decomposition structure are determined, and the total prices of the related items in the EBS decomposition structure are calculated in real time using a real-time calculation and automatic aggregation method to obtain a first pricing result.

5. A multi-node management interaction method for multi-project construction according to claim 4, characterized in that: Intelligently decompose the unit project WBS to obtain the WBS decomposition structure, including: Select appropriate project domains as target project domains based on unit projects, and establish a historical database based on the first three-layer element sets, deliverable entity element sets, WBS association matrix, adjacency matrix, and project domain characteristic parameters of all projects in the target project domain; Extract 70% of the data of the items from the historical database as training samples, and the remaining 30% of the data of the items as test samples, and construct the feature parameters corresponding to the training samples to obtain a first parameter vector; Initialize the connection weights between modules in the neural network and the neuron thresholds; Taking the first parameter vector as input, and using the normalized training samples to train the neural network to obtain a matrix generation model; Then, the characteristic parameter vector of the test sample is input into the matrix generation model, and the test WBS matrix is ​​output; According to the accuracy determination rule, the test WBS matrix is ​​compared with the actual project WBS of the test sample to obtain a first accuracy rate; If the first accuracy rate is not greater than the preset accuracy threshold, 10 groups of new training samples and new test samples are randomly selected from the historical database in a ratio of 7:3; Obtaining a second characteristic parameter vector for each group of new training samples and new test samples; After data preprocessing for each group of new training samples, the corresponding initialized connection weights and neuron thresholds are obtained and aggregated as key array outputs; Using the MOV optimization algorithm, the key array is used as the array to be optimized in the MOV iteration cycle, and the average value of the overall mean square error of the corresponding matching new training samples and new test samples is used as the fitness function for iterative solution, and the optimized array is output; In combination with the optimization array, the second characteristic parameter vector of the new training sample is used as input, and the new training sample is used to train the neural network to obtain an optimized matrix generation model; Using a new test sample that matches the new training sample to test the accuracy of the optimized matrix generation model, to obtain an accuracy result; According to the obtained accuracy results, the optimized matrix generation model with the highest accuracy is selected as the best matrix generation model; Inputting the characteristic parameter vector of the target project into the optimal matrix generation model and outputting the target generation result; The target generation result is represented by an adjacency matrix to obtain the WBS decomposition structure of the target project.

6. A multi-node management interaction method for multi-project construction according to claim 1, characterized in that: Carry out daily supervision and record work on the divided unit works and project structures to determine the progress of the construction site, including: Utilize the data receiving module in the site management system to receive the sub-item list of the unit project, determine the corresponding matching site supervision unit according to the unit project, and issue daily supervision tasks to the site supervision unit; The on-site supervision unit shall supervise and record the daily construction progress of all sub-items in the sub-item list according to the supervision tasks received, and generate a construction schedule; The log mode in the construction log system is used to record the daily usage of the corresponding unit project based on the project structure, and a table of the usage of the project quantity is generated.

7. A multi-node management interaction method for multi-project construction according to claim 1, characterized in that: Construct an inspection batch system to determine whether the inspection and acceptance parts meet the standards based on the quantity and price summarized by the project decomposition system and the construction progress, including: Build a data collection module in the inspection batch system to collect the engineering quantities and first pricing results of the relevant items summarized by the daily engineering decomposition system, as well as the corresponding construction progress record sheet on time; The data analysis module is used to pre-process the engineering quantity data collected by the data acquisition module and convert it into quality characteristic values; Scoring the obtained construction progress record sheet based on a preset construction progress scoring sheet to obtain a construction progress index; The quality characteristic value is combined with the corresponding construction progress index and the first pricing result to calculate the inspection standard index; The calculation formula of the inspection standard index is as follows: Where P j It is expressed as the inspection standard index of the jth inspection part; x j Expressed as the quality characteristic value of the jth inspection part; It is expressed as the quality feature threshold of the jth inspection part, where j∈1,2,3,…,n); X j It is represented as the average value of the quality characteristic values ​​of all parts in the similar part group to which the jth inspection part belongs; ω1 is represented as the influence weight of the part quality on the inspection standard; f j It is represented as the construction progress index of the jth inspection location; ω2 is represented as the influence weight of the construction progress of the inspection location on the inspection standard; g j It is expressed as the first valuation result of the j-th inspection part; It is expressed as the average of the first pricing results of all parts in the similar part group to which the jth inspection part belongs; Expressed as the pricing error factor; Extract the set standard threshold value of the corresponding inspection part from the standard threshold value table set according to the nature of different sub-projects and compare it with the inspection standard index; When the inspection standard index is not less than the set standard threshold, it is determined that the current acceptance part meets the standard.

8. The multi-node management interaction method for multi-project construction according to claim 1 is characterized in that: Build a work inspection and pricing system to settle quarterly expenses based on target data summarized by construction logs, project breakdown, and inspection batch systems, including: Build a data collection module in the inspection and pricing system to collect target data from construction logs, project decomposition, and inspection batch system summary; Combine the target data for each quarter with the corresponding list of projects and sections to obtain the target quarterly expenses.

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